Home / 42,840.40-59,119.92-23,977.50

Finding the Fourth Proportional to 42,840.40, 59,119.92 and 23,977.50

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Solution

The fourth proportional to 42,840.40, 59,119.92 and 23,977.50 is: 33,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,840.40 : 59,119.92 = 23,977.50 : x
  2. Step 2: Convert to fraction form
    42,840.40/59,119.92 = 23,977.50/x
  3. Step 3: Cross multiply
    42,840.40x = 59,119.92 × 23,977.50
  4. Step 4: Simplify right side
    42,840.40x = 1,417,547,881.80
  5. Step 5: Solve for x
    x = 1,417,547,881.80/42,840.40
  6. Step 6: Final answer
    x = 33,089.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.